EP1298422A3 - Analyse spectrale optique basée sur la technique hétérodyne fonctionnant avec une acquisition de données réduite - Google Patents

Analyse spectrale optique basée sur la technique hétérodyne fonctionnant avec une acquisition de données réduite Download PDF

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Publication number
EP1298422A3
EP1298422A3 EP02016648A EP02016648A EP1298422A3 EP 1298422 A3 EP1298422 A3 EP 1298422A3 EP 02016648 A EP02016648 A EP 02016648A EP 02016648 A EP02016648 A EP 02016648A EP 1298422 A3 EP1298422 A3 EP 1298422A3
Authority
EP
European Patent Office
Prior art keywords
signal
heterodyne
data acquisition
spectrum analysis
optical spectrum
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
EP02016648A
Other languages
German (de)
English (en)
Other versions
EP1298422B1 (fr
EP1298422A2 (fr
Inventor
Richard D. Pering
Douglas M. Baney
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Agilent Technologies Inc
Original Assignee
Agilent Technologies Inc
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Agilent Technologies Inc filed Critical Agilent Technologies Inc
Publication of EP1298422A2 publication Critical patent/EP1298422A2/fr
Publication of EP1298422A3 publication Critical patent/EP1298422A3/fr
Application granted granted Critical
Publication of EP1298422B1 publication Critical patent/EP1298422B1/fr
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01J—MEASUREMENT OF INTENSITY, VELOCITY, SPECTRAL CONTENT, POLARISATION, PHASE OR PULSE CHARACTERISTICS OF INFRARED, VISIBLE OR ULTRAVIOLET LIGHT; COLORIMETRY; RADIATION PYROMETRY
    • G01J9/00—Measuring optical phase difference; Determining degree of coherence; Measuring optical wavelength
    • G01J9/04—Measuring optical phase difference; Determining degree of coherence; Measuring optical wavelength by beating two waves of a same source but of different frequency and measuring the phase shift of the lower frequency obtained

Landscapes

  • Physics & Mathematics (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • General Physics & Mathematics (AREA)
  • Optical Communication System (AREA)
  • Investigating Or Analysing Materials By Optical Means (AREA)
EP02016648A 2001-09-28 2002-07-25 Analyse spectrale optique basée sur la technique hétérodyne fonctionnant avec une acquisition de données réduite Expired - Fee Related EP1298422B1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US967832 2001-09-28
US09/967,832 US6687006B2 (en) 2001-09-28 2001-09-28 Heterodyne based optical spectrum analysis with reduced data acquisition requirement

Publications (3)

Publication Number Publication Date
EP1298422A2 EP1298422A2 (fr) 2003-04-02
EP1298422A3 true EP1298422A3 (fr) 2004-12-01
EP1298422B1 EP1298422B1 (fr) 2006-11-29

Family

ID=25513401

Family Applications (1)

Application Number Title Priority Date Filing Date
EP02016648A Expired - Fee Related EP1298422B1 (fr) 2001-09-28 2002-07-25 Analyse spectrale optique basée sur la technique hétérodyne fonctionnant avec une acquisition de données réduite

Country Status (4)

Country Link
US (1) US6687006B2 (fr)
EP (1) EP1298422B1 (fr)
JP (1) JP2003139695A (fr)
DE (1) DE60216393T2 (fr)

Families Citing this family (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6646746B1 (en) * 2000-10-02 2003-11-11 Agilent Technologies, Inc. Method and system for optical heterodyne detection of an optical signal
US6856400B1 (en) 2000-12-14 2005-02-15 Luna Technologies Apparatus and method for the complete characterization of optical devices including loss, birefringence and dispersion effects
US6900942B2 (en) * 2002-08-20 2005-05-31 Veridian Systems Wide field-of-view (FOV) coherent beam combiner/detector
US7460793B2 (en) * 2002-12-11 2008-12-02 Michael George Taylor Coherent optical detection and signal processing method and system
US6906804B2 (en) * 2002-12-16 2005-06-14 Lucent Technologies Inc. WDM channel monitor and wavelength locker
US7529481B1 (en) * 2003-03-13 2009-05-05 State Of Oregon Acting By And Through The State Board Of Higher Education On Behalf Of The University Of Oregon Linear optical sampling methods and apparatus
US7627252B2 (en) * 2005-02-28 2009-12-01 Nortel Networks Limited Clock recovery from an optical signal with dispersion impairments
US7703006B2 (en) * 2005-06-02 2010-04-20 Lsi Corporation System and method of accelerating document processing
US7555227B2 (en) * 2005-10-21 2009-06-30 Nortel Networks Limited Polarization compensation in a coherent optical receiver
US7522841B2 (en) * 2005-10-21 2009-04-21 Nortel Networks Limited Efficient data transmission and training of data processing functions
US7606498B1 (en) 2005-10-21 2009-10-20 Nortel Networks Limited Carrier recovery in a coherent optical receiver
JP5034770B2 (ja) * 2007-08-16 2012-09-26 富士通株式会社 コヒーレント光受信器および光通信システム
WO2012130275A1 (fr) * 2011-03-28 2012-10-04 Agilent Technologies, Inc. Analyseur de spectre optique hétérodyne
CN103557946B (zh) * 2013-10-29 2016-03-16 中国工程物理研究院流体物理研究所 一种光学延迟测量方法及装置
WO2015121946A1 (fr) * 2014-02-13 2015-08-20 三菱電機株式会社 Récepteur de lumière
US9279724B2 (en) * 2014-06-24 2016-03-08 Raytheon Company Imaging spectrometer with extended resolution
CN106501186B (zh) * 2016-11-02 2019-09-06 中国科学院遥感与数字地球研究所 一种土壤含水量产品降尺度方法

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1130813A2 (fr) * 2000-01-20 2001-09-05 Agilent Technologies Inc. a Delaware Corporation Méthode et système de détection hétérodyne optique utilisant l'atténuation optique

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3714464A (en) * 1970-07-09 1973-01-30 Ortec Inc Detecting circuit for indicating occurrence of peak in an input signal
US3776381A (en) * 1972-04-25 1973-12-04 R Wood Apparatus for sorting products
US4856899A (en) 1985-12-20 1989-08-15 Yokogawa Electric Corporation Optical frequency analyzer using a local oscillator heterodyne detection of incident light
US6486958B1 (en) * 2001-04-24 2002-11-26 Agilent Technologies, Inc. Method and system for optical spectrum analysis with matched filter detection

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1130813A2 (fr) * 2000-01-20 2001-09-05 Agilent Technologies Inc. a Delaware Corporation Méthode et système de détection hétérodyne optique utilisant l'atténuation optique

Also Published As

Publication number Publication date
US6687006B2 (en) 2004-02-03
US20030063285A1 (en) 2003-04-03
DE60216393D1 (de) 2007-01-11
DE60216393T2 (de) 2007-09-27
JP2003139695A (ja) 2003-05-14
EP1298422B1 (fr) 2006-11-29
EP1298422A2 (fr) 2003-04-02

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